KATP ChannelsDiazoxidePinacidilCromakalimPotassium ChannelsPotassium Channels, Inwardly RectifyingGlyburideSulfonylurea ReceptorsBenzopyransNicorandilAdenosine TriphosphatePotassium Channel BlockersATP-Binding Cassette TransportersVasodilator AgentsIon ChannelsDecanoic AcidsHydroxy AcidsReceptors, DrugIon Channel GatingCalcium ChannelsMinoxidilGuanidinesTolbutamideCyclic S-OxidesPatch-Clamp TechniquesCalcium Channel BlockersPhenylenediaminesSulfonylurea CompoundsPicolinesMembrane PotentialsPyrrolesIschemic Preconditioning, MyocardialElectrophysiologyPotassium Channels, Calcium-ActivatedChloride ChannelsSarcolemmaMitochondria, HeartKCNQ Potassium ChannelsRats, Sprague-DawleyLarge-Conductance Calcium-Activated Potassium ChannelsPotassiumPotassium Channels, Voltage-GatedCalcium Channels, L-TypeDose-Response Relationship, DrugGuinea PigsPyransElectric ConductivityHypoglycemic AgentsMyocardiumCalcium Channel AgonistsBenzophenonesAnti-Arrhythmia AgentsPyridinesXenopus laevisDihydropyridinesMembrane Transport ModulatorsOocytesRats, WistarCalciumVasodilationShaker Superfamily of Potassium ChannelsMuscle, Smooth, VascularSodium Channel BlockersKCNQ2 Potassium ChannelAdenosine DiphosphateCalcium Channels, N-TypeIslets of LangerhansCells, CulturedMuscle RelaxationTRPC Cation ChannelsCalcium Channels, T-TypeAction PotentialsCharybdotoxinKCNQ3 Potassium ChannelCyclic Nucleotide-Gated Cation ChannelsRabbitsCarbamatesLarge-Conductance Calcium-Activated Potassium Channel alpha SubunitsRubidium RadioisotopesMyocardial IschemiaKineticsCell LineMyocardial Reperfusion InjuryAcid Sensing Ion ChannelsMyocytes, CardiacHeartEpithelial Sodium ChannelsSmall-Conductance Calcium-Activated Potassium ChannelsKv1.3 Potassium ChannelEther-A-Go-Go Potassium ChannelsKv1.2 Potassium ChannelKv1.1 Potassium ChannelCell MembraneNiacinamideTetraethylammoniumHeart VentriclesIschemic PreconditioningCardiotonic AgentsNifedipineTRPM Cation Channels